Registered 27. jaanuar 2025, primary activity: Rental and operating of own or leased real estate. Main place of business in Nõmme linnaosa, Tallinn, Harju maakond.
Jannsen OÜ is connected to 3 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Heiki Ploompuu (3 companies).
| Company | Role | Reg. code |
|---|---|---|
| Kariss Katused Holding OÜ | Board memberShareholder 100%FounderUltimate beneficial owner | 12903227 |
| Kariss Katused osaühing | Board memberUltimate beneficial owner | 10825285 |
| Tallinn, J. V. Jannseni tn 35 korteriühistu | Board member | 80338032 |